71518890574132 has 24 divisors (see below), whose sum is σ = 131081631028992. Its totient is φ = 34078470228000.

The previous prime is 71518890574129. The next prime is 71518890574141. The reversal of 71518890574132 is 23147509881517.

It is a super-2 number, since 2×71518890574132² (a number of 29 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (61) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1434254119 + ... + 1434303982.

It is an arithmetic number, because the mean of its divisors is an integer number (5461734626208).

Almost surely, 2^{71518890574132} is an apocalyptic number.

It is an amenable number.

71518890574132 is a deficient number, since it is larger than the sum of its proper divisors (59562740454860).

71518890574132 is a wasteful number, since it uses less digits than its factorization.

71518890574132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2868558399 (or 2868558397 counting only the distinct ones).

The product of its (nonzero) digits is 16934400, while the sum is 61.

The spelling of 71518890574132 in words is "seventy-one trillion, five hundred eighteen billion, eight hundred ninety million, five hundred seventy-four thousand, one hundred thirty-two".